Solve -4*u + 3*u + 7 = 3*o, 4*u = 4*o - 20 for u.

-2

Solve 0 = -n - 2*g - 5, n + 2 = -0*n - g for n.

1

Solve 2*d - 6 = -5*s, s + 2*d = 6*s + 6 for s.

0

Solve -5*i + j - 10 = 0, 339 - 324 = 3*j for i.

-1

Solve z = -2*r + 9, -z + 3*r - 2*r = 0 for z.

3

Solve 12 = m - 4*m, -5*z = -m - 29 for z.

5

Solve -58*y + 3*d - 12 = -57*y, -4*y = 5*d - 20 for y.

0

Solve 0 = 4*q - 2*v + 20, q + 0*v + 23 = 5*v for q.

-3

Solve -4 = -o - f, -6*o + 4*f = -5*o - 9 for o.

5

Solve 1 = 2*r + 3, 2*r = 3*d + 10 for d.

-4